1 | /* |
1 | /* |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
4 | * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | * Copyright (©) 1992 Frank Tore Johansen |
7 | * |
7 | * |
8 | * Deliantra is free software: you can redistribute it and/or modify |
8 | * Deliantra is free software: you can redistribute it and/or modify it under |
9 | * it under the terms of the GNU General Public License as published by |
9 | * the terms of the Affero GNU General Public License as published by the |
10 | * the Free Software Foundation, either version 3 of the License, or |
10 | * Free Software Foundation, either version 3 of the License, or (at your |
11 | * (at your option) any later version. |
11 | * option) any later version. |
12 | * |
12 | * |
13 | * This program is distributed in the hope that it will be useful, |
13 | * This program is distributed in the hope that it will be useful, |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | * GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
17 | * |
17 | * |
18 | * You should have received a copy of the GNU General Public License |
18 | * You should have received a copy of the Affero GNU General Public License |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
19 | * and the GNU General Public License along with this program. If not, see |
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20 | * <http://www.gnu.org/licenses/>. |
20 | * |
21 | * |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
22 | * The authors can be reached via e-mail to <support@deliantra.net> |
22 | */ |
23 | */ |
23 | |
24 | |
24 | #include <stdio.h> |
25 | #include <stdio.h> |
25 | #include <global.h> |
26 | #include <global.h> |
26 | |
27 | |
27 | sint64 *levels; |
28 | sint64 levels[MAXNUMLEVELS]; |
28 | |
29 | |
29 | float exp_att_mult[NROFATTACKS + 2] = { |
30 | static const float exp_att_mult[NROFATTACKS + 2] = { |
30 | 0.0, /* AT_PHYSICAL */ |
31 | 0.0, /* AT_PHYSICAL */ |
31 | 0.0, /* AT_MAGIC */ |
32 | 0.0, /* AT_MAGIC */ |
32 | 0.0, /* AT_FIRE */ |
33 | 0.0, /* AT_FIRE */ |
33 | 0.0, /* AT_ELECTRICITY */ |
34 | 0.0, /* AT_ELECTRICITY */ |
34 | 0.0, /* AT_COLD */ |
35 | 0.0, /* AT_COLD */ |
… | |
… | |
47 | 0.0, /* AT_DEATH */ |
48 | 0.0, /* AT_DEATH */ |
48 | 0.0, /* AT_CHAOS */ |
49 | 0.0, /* AT_CHAOS */ |
49 | 0.0 /* AT_COUNTERSPELL */ |
50 | 0.0 /* AT_COUNTERSPELL */ |
50 | }; |
51 | }; |
51 | |
52 | |
52 | float exp_prot_mult[NROFATTACKS + 2] = { |
53 | static const float exp_prot_mult[NROFATTACKS + 2] = { |
53 | 0.4, /* AT_PHYSICAL */ |
54 | 0.4, /* AT_PHYSICAL */ |
54 | 0.5, /* AT_MAGIC */ |
55 | 0.5, /* AT_MAGIC */ |
55 | 0.1, /* AT_FIRE */ |
56 | 0.1, /* AT_FIRE */ |
56 | 0.1, /* AT_ELECTRICITY */ |
57 | 0.1, /* AT_ELECTRICITY */ |
57 | 0.1, /* AT_COLD */ |
58 | 0.1, /* AT_COLD */ |
… | |
… | |
71 | 0.0, /* AT_CHAOS */ |
72 | 0.0, /* AT_CHAOS */ |
72 | 0.0 /* AT_COUNTERSPELL */ |
73 | 0.0 /* AT_COUNTERSPELL */ |
73 | }; |
74 | }; |
74 | |
75 | |
75 | /* |
76 | /* |
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77 | * Returns true if the monster specified has any innate abilities. |
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78 | */ |
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79 | static int |
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80 | has_ability (const object *ob) |
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81 | { |
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82 | for (object *tmp = ob->inv; tmp; tmp = tmp->below) |
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83 | if (tmp->type == SPELL || tmp->type == SPELLBOOK) |
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84 | return true; |
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85 | |
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86 | return false; |
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87 | } |
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88 | |
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89 | /* |
76 | * new_exp() is an alternative way to calculate experience based |
90 | * new_exp() is an alternative way to calculate experience based |
77 | * on the ability of a monster. |
91 | * on the ability of a monster. |
78 | * It's far from perfect, and doesn't consider everything which |
92 | * It's far from perfect, and doesn't consider everything which |
79 | * can be considered, thus it's only used in debugging. |
93 | * can be considered, thus it's only used in debugging. |
80 | * this is only used with one of the dumpflags, |
94 | * this is only used with one of the dumpflags, |
… | |
… | |
97 | * the doubling is to take into account the table and resistances |
111 | * the doubling is to take into account the table and resistances |
98 | * are lower than they once were. |
112 | * are lower than they once were. |
99 | */ |
113 | */ |
100 | prot_mult += (exp_prot_mult[i] * 200 * ob->resist[i]) / 100.0; |
114 | prot_mult += (exp_prot_mult[i] * 200 * ob->resist[i]) / 100.0; |
101 | } |
115 | } |
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116 | |
102 | spec_mult += (0.3 * (QUERY_FLAG (ob, FLAG_SEE_INVISIBLE) != 0)) + |
117 | spec_mult += (0.3 * (ob->flag [FLAG_SEE_INVISIBLE] != 0)) + |
103 | (0.5 * (QUERY_FLAG (ob, FLAG_SPLITTING) != 0)) + |
118 | (0.5 * (ob->flag [FLAG_SPLITTING] != 0)) + |
104 | (0.3 * (QUERY_FLAG (ob, FLAG_HITBACK) != 0)) + |
119 | (0.3 * (ob->flag [FLAG_HITBACK] != 0)) + |
105 | (0.1 * (QUERY_FLAG (ob, FLAG_REFL_MISSILE) != 0)) + |
120 | (0.1 * (ob->flag [FLAG_REFL_MISSILE] != 0)) + |
106 | (0.3 * (QUERY_FLAG (ob, FLAG_REFL_SPELL) != 0)) + |
121 | (0.3 * (ob->flag [FLAG_REFL_SPELL] != 0)) + |
107 | (1.0 * (QUERY_FLAG (ob, FLAG_NO_MAGIC) != 0)) + |
122 | (1.0 * (ob->flag [FLAG_NO_MAGIC] != 0)) + |
108 | (0.1 * (QUERY_FLAG (ob, FLAG_PICK_UP) != 0)) + |
123 | (0.1 * (ob->flag [FLAG_PICK_UP] != 0)) + |
109 | (0.1 * (QUERY_FLAG (ob, FLAG_USE_SCROLL) != 0)) + |
124 | (0.1 * (ob->flag [FLAG_USE_SCROLL] != 0)) + |
110 | (0.2 * (QUERY_FLAG (ob, FLAG_USE_RANGE) != 0)) + (0.1 * (QUERY_FLAG (ob, FLAG_USE_BOW) != 0)); |
125 | (0.2 * (ob->flag [FLAG_USE_RANGE] != 0)) + (0.1 * (ob->flag [FLAG_USE_BOW] != 0)); |
111 | |
126 | |
112 | exp = (ob->stats.maxhp < 5) ? 5 : ob->stats.maxhp; |
127 | exp = (ob->stats.maxhp < 5) ? 5 : ob->stats.maxhp; |
113 | exp *= (QUERY_FLAG (ob, FLAG_CAST_SPELL) && has_ability (ob)) ? (40 + (ob->stats.maxsp > 80 ? 80 : ob->stats.maxsp)) / 40 : 1; |
128 | exp *= (ob->flag [FLAG_CAST_SPELL] && has_ability (ob)) ? (40 + (ob->stats.maxsp > 80 ? 80 : ob->stats.maxsp)) / 40 : 1; |
114 | exp *= (80.0 / (70.0 + ob->stats.wc)) * (80.0 / (70.0 + ob->stats.ac)) * (50.0 + ob->stats.dam) / 50.0; |
129 | exp *= (80.0 / (70.0 + ob->stats.wc)) * (80.0 / (70.0 + ob->stats.ac)) * (50.0 + ob->stats.dam) / 50.0; |
115 | exp *= att_mult * prot_mult * spec_mult; |
130 | exp *= att_mult * prot_mult * spec_mult; |
116 | exp *= 2.0 / (2.0 - ((fabs (ob->speed) < 0.95) ? fabs (ob->speed) : 0.95)); |
131 | exp *= 2.0 / (2.0 - min (ob->speed, 0.95)); |
117 | exp *= (20.0 + ob->stats.Con) / 20.0; |
132 | exp *= (20.0 + ob->stats.Con) / 20.0; |
118 | if (QUERY_FLAG (ob, FLAG_STAND_STILL)) |
133 | if (ob->flag [FLAG_STAND_STILL]) |
119 | exp /= 2; |
134 | exp /= 2; |
120 | |
135 | |
121 | return (int) exp; |
136 | return exp; |
122 | } |
137 | } |
123 | |
138 | |
124 | /* |
139 | //TODO: binary search... |
125 | * Returns true if the monster specified has any innate abilities. |
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126 | */ |
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127 | |
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128 | int |
140 | int |
129 | has_ability (const object *ob) |
141 | exp_to_level (sint64 exp) |
130 | { |
142 | { |
131 | object *tmp; |
143 | for (int i = 1; i <= settings.max_level; i++) |
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144 | if (levels [i] > exp) |
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145 | return i - 1; |
132 | |
146 | |
133 | for (tmp = ob->inv; tmp != NULL; tmp = tmp->below) |
147 | return settings.max_level; |
134 | if (tmp->type == SPELL || tmp->type == SPELLBOOK) |
148 | } |
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149 | |
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150 | sint64 |
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151 | level_to_min_exp (int level) |
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152 | { |
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153 | if (level <= 0) |
135 | return true; |
154 | return 0; |
136 | return false; |
155 | else |
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156 | return levels [min (level, settings.max_level)]; |
137 | } |
157 | } |
138 | |
158 | |
139 | /* This loads the experience table from the exp_table |
159 | /* This loads the experience table from the exp_table |
140 | * file. This tends to exit on any errors, since it |
160 | * file. This tends to exit on any errors, since it |
141 | * populates the table as it goes along, so if there |
161 | * populates the table as it goes along, so if there |
142 | * are errors, the table is likely in an inconsistent |
162 | * are errors, the table is likely in an inconsistent |
143 | * state. |
163 | * state. |
144 | */ |
164 | */ |
145 | void |
165 | void |
146 | init_experience (void) |
166 | init_experience () |
147 | { |
167 | { |
148 | char buf[MAX_BUF], *cp; |
168 | char buf[MAX_BUF], *cp; |
149 | int lastlevel = 0, comp; |
169 | int lastlevel = 0, comp; |
150 | sint64 lastexp = -1, tmpexp; |
170 | sint64 lastexp = -1, tmpexp; |
151 | FILE *fp; |
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152 | |
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153 | |
171 | |
154 | sprintf (buf, "%s/exp_table", settings.confdir); |
172 | sprintf (buf, "%s/exp_table", settings.confdir); |
155 | |
173 | |
156 | if ((fp = open_and_uncompress (buf, 0, &comp)) == NULL) |
174 | object_thawer thawer (buf); |
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175 | |
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176 | if (!thawer) |
157 | { |
177 | { |
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178 | LOG (llevError, "unable to parse experience table file"); |
158 | return; |
179 | return; |
159 | } |
180 | } |
160 | while (fgets (buf, MAX_BUF - 1, fp) != NULL) |
181 | |
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182 | if (thawer.kw != KW_max_level) |
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183 | { |
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184 | thawer.parse_error ("experience table file"); |
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185 | return; |
161 | { |
186 | } |
162 | if (buf[0] == '#') |
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163 | continue; |
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164 | |
187 | |
165 | /* eliminate newline */ |
188 | thawer.get (settings.max_level); |
166 | if ((cp = strrchr (buf, '\n')) != NULL) |
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167 | *cp = '\0'; |
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168 | |
189 | |
169 | /* Skip over empty lines */ |
190 | sint64 newlevels [MAXNUMLEVELS]; |
170 | if (buf[0] == 0) |
191 | |
171 | continue; |
192 | while (thawer.next_line ()) |
172 | cp = buf; |
193 | { |
173 | while (isspace (*cp) && *cp != 0) |
194 | thawer.get (tmpexp); |
174 | cp++; |
195 | |
175 | if (!strncasecmp (cp, "max_level", 9)) |
196 | /* Do some sanity checking - if value is bogus, just exit because |
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197 | * the table otherwise is probably in an inconsistent state |
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198 | */ |
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199 | if (tmpexp <= lastexp) |
176 | { |
200 | { |
177 | if (settings.max_level) |
201 | LOG (llevError, "Experience for level %d is lower than previous level (%" PRId64 " <= %" PRId64 ")\n", lastlevel + 1, tmpexp, lastexp); |
178 | { |
202 | return; |
179 | LOG (llevDebug, "Got more than one max_level value from exp_table file?\n"); |
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180 | free (levels); |
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181 | } |
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182 | settings.max_level = atoi (cp + 9); |
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183 | if (!settings.max_level) |
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184 | { |
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185 | LOG (llevDebug, "Got invalid max_level from exp_table file? %s\n", buf); |
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186 | } |
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187 | else |
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188 | { |
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189 | levels = (sint64 *) calloc (settings.max_level + 1, sizeof (sint64)); |
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190 | } |
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191 | } |
203 | } |
192 | while (isdigit (*cp) && *cp != 0) |
204 | |
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205 | lastlevel++; |
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206 | |
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207 | if (lastlevel > settings.max_level) |
193 | { |
208 | { |
194 | if (!settings.max_level) |
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195 | { |
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196 | LOG (llevError, "max_level is not set in exp_table file. Did you remember to update it?\n"); |
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197 | exit (1); |
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198 | } |
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199 | |
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200 | tmpexp = atoll (cp); |
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201 | /* Do some sanity checking - if value is bogus, just exit because |
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202 | * the table otherwise is probably in an inconsistent state |
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203 | */ |
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204 | if (tmpexp <= lastexp) |
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205 | { |
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206 | LOG (llevError, "Experience for level %d is lower than previous level (%" PRId64 " <= %" PRId64 ")\n", lastlevel + 1, tmpexp, lastexp); |
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207 | exit (1); |
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208 | } |
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209 | lastlevel++; |
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210 | if (lastlevel > settings.max_level) |
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211 | { |
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212 | LOG (llevError, "Too many levels specified in table (%d > %d)\n", lastlevel, settings.max_level); |
209 | LOG (llevError, "Too many levels specified in table (%d > %d)\n", lastlevel, settings.max_level); |
213 | exit (1); |
210 | exit (1); |
214 | } |
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215 | levels[lastlevel] = tmpexp; |
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216 | lastexp = tmpexp; |
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217 | /* First, skip over the number we just processed. Then skip over |
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218 | * any spaces, commas, etc. |
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219 | */ |
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220 | while (isdigit (*cp) && *cp != 0) |
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221 | cp++; |
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222 | while (!isdigit (*cp) && *cp != 0) |
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223 | cp++; |
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224 | } |
211 | } |
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212 | |
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213 | newlevels [lastlevel] = tmpexp; |
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214 | lastexp = tmpexp; |
225 | } |
215 | } |
226 | close_and_delete (fp, comp); |
216 | |
227 | if (lastlevel != settings.max_level && lastlevel != 0) |
217 | if (lastlevel != settings.max_level && lastlevel != 0) |
228 | { |
218 | { |
229 | LOG (llevError, "Warning: exp_table does not have %d entries (%d)\n", settings.max_level, lastlevel); |
219 | LOG (llevError, "Warning: exp_table does not have %d entries (%d)\n", settings.max_level, lastlevel); |
230 | exit (1); |
220 | return; |
231 | } |
221 | } |
232 | } |
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233 | |
222 | |
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223 | memcpy (levels, newlevels, sizeof (levels)); |
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224 | } |
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225 | |